Paris Observatory Geodetic VLBI Center

Radio source coordinate time series for 0646-306 (2026a, independent mode)

Data - BVID - NED - MOJAVE - SIMBAD - PanSTARRS-1

Right ascension: 102.0587353507607°
Declination: -30.7387943088773°
No. sessions: 698
No. delays: 22213
Defining: Yes
RMS(α cos δ) = 3.0348 mas
RMS(δ) = 3.7237 mas
Variability ellipse semimajor axis = 3.8476 mas
Variability ellipse semiminor axis = 2.8760 mas
Variability ellipse position angle = -22.2 deg
Equivalent α-δ correlation = -0.20

Quarterly time series for 0646-306 (2026a, 4 global solutions)

Data

Right ascension: 102.0587352634124°
Declination: -30.7387943968498°
No. sessions: 638
No. delays: 21453
Defining: Yes
RMS(α cos δ) = 0.2770 mas
RMS(δ) = 0.4676 mas
Variability ellipse semimajor axis = 0.4679 mas
Variability ellipse semiminor axis = 0.2765 mas
Variability ellipse position angle = 2.6 deg
Equivalent α-δ correlation = 0.05